only use libmkl_solver* libraries for Intel MKL versions prior to 10.3
add unit test for bug w.r.t. use of get_checksum_for for patch files
fix use of get_checksum_for for patch files
fix imkl version check
Merge branch 'develop' into mkl_solver
Merge pull request #776 from boegel/mkl_solver

only use libmkl_solver* libraries for Intel MKL versions prior to 10.3